AISI S905
Full Name
AISI S905 – Test Standard for Determining the Strength and Deformation Characteristics of Cold-Formed Steel Connections
Scope
AISI S905 is a standardized test method developed by the American Iron and Steel Institute (AISI) to evaluate the strength and deformation properties of connections used in cold-formed steel construction. This standard provides a consistent and reliable methodology for assessing the performance of various connection types, including bolted connections, welded connections, screw connections, and other proprietary connections.
Scope and applicability: AISI S905 covers a wide range of cold-formed steel connections used in structural applications. It addresses both static and cyclic loading conditions, allowing for the determination of connection strength, stiffness, ductility, and energy dissipation capacity. The standard is applicable to connections involving various cold-formed steel shapes, thicknesses, and material grades.
Test procedures: the standard outlines specific procedures for specimen preparation, test setup, instrumentation, loading protocols, and data analysis. It emphasizes the importance of accurately representing the connection details and boundary conditions found in actual construction.
Key aspects of AISI S905:
- Specimen design: provides guidelines for designing representative test specimens that capture the essential characteristics of the connection being evaluated.
- Loading protocols: specifies different loading protocols depending on the intended application and performance requirements of the connection. These protocols may involve monotonic loading, cyclic loading, or combined loading scenarios.
- Instrumentation and data acquisition: outlines the necessary instrumentation for measuring loads, displacements, and strains during the test. It also provides guidance on data acquisition and analysis techniques.
- Acceptance criteria: establishes acceptance criteria for connection strength, stiffness, and ductility based on the test results. These criteria are often linked to design provisions in building codes and standards.
AISI S905 plays a crucial role in ensuring the safety and reliability of cold-formed steel structures. By providing a standardized framework for connection testing, it enables engineers and designers to:
- Verify connection performance: confirm that connections meet the required strength and deformation capacities under various loading conditions.
- Optimize connection design: evaluate different connection configurations and identify the most efficient and cost-effective solutions.
- Develop new connection technologies: facilitate the development and implementation of innovative connection systems.
- Ensure code compliance: demonstrate compliance with building codes and standards that reference AISI S905.
AISI S905 Accredited Laboratory
Applied Testing & Geosciences, LLC is accredited for performing tests using the AISI S905 standard. By partnering with us, you can gain valuable insights into the structural performance of your cold-formed steel connections, enabling you to optimize designs, enhance safety, and ensure the long-term durability of your structures.
Contact us today to learn more about how our AISI S905 testing services can benefit your projects.
Resources
Keywords
cold-formed steel; connections; strength; deformation; test method; shear; tension; bearing; weld; bolt; screw; thickness; yield strength; ultimate strength; ductility